NEW DELHI, July 1 (Xinhua) -- An estimated 6,114,728 vehicles, including goods carriers, private cars and two-wheelers, would be denied fuel at petrol and diesel stations across Delhi amid a stringent ...

More on Review of Air Quality Objectives Air Quality Health Index The Environmental Protection Department releases hourly Air Quality Health Index (AQHI) to inform the public of the short-term health ...

The Air Quality Health Index (AQHI) compiled by the Environmental Protection Department (EPD) informs the public of the short-term health risk of air pollution in Hong Kong and helps the public take ...